Gold Recovery

Graphic IC Chips

Gold Recovery From Graphic IC Chips


Graphic ic chips have a large quantity of gold. And this plays a major role in E-waste recycling.When any scraper buys electronics scrap. His eyes always search for graphic ic chips(Green IC Chips).

It has two parts:

  1. Black silicon (upper part)
  2. fiber (lower part)
graphic ic chips
graphic ic chips recycling

The main part is upper part and 95% gold is in it. I like to recycle it separately. First separate upper part of graphic c chips. You can see this in the picture. I will make another tutorial about recycling of lower part. So keep it store for your yearly profit.

For recycling of graphic ic chips, we shall need these things.

Related Articles
  • Sulfuric Acid (H2SO4)
  • Nitric Acid (HNO3)
  • Hydrochloric Acid (HCL)
  • Urea
  • Sodium Metabisulfite (SMB)
  • Filter Paper
  • Stainless Steel Pot

The method of recycling green ic chips is nearly same as surface mount ic chips. Gold recovery from graphic ic is easier than surface mount ic chips. Because the material of graphic ic chips (green ic) is so friendly to dissolve in sulfuric acid. If you are new in ic chips recycling then i will recommend you try graphic ic chips first.

If you don’t watch Surface Mount IC Chips tutorial then first watch that. Simply, Dissolve graphic ic chips in sulfuric acid. After this, wash and remove base metals with nitric acid. Then, dissolve gold wires in aqua regia. Filter gold solution and precipitate gold with sodium metabisulfite. If you want more about this you can visit surface mount ic chips tutorial by click here. Stay in touch because coming next tutorials are very useful for you.

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  1. Hi,thank you very much indeed for this piece of educative work. Just to ask if one can get gold in the millennium ic and graphics ic. I mean ic from mother board manufactured from 2005 to 2018. I broke some of them into pieces but found copper stuffs. Please let me know,so that I don’t waste my time and money processing them in sulphuric. Thank you. I am Dan. My email is :

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